Some cars leave a paper trail; the Delage Type AB, AD and AH left a name and a place in Delage's list. What follows is what can be said with a source behind it.
In context
Nearby in the Delage catalogue sit the Delage D12 and the Delage D4.
The record
The open record for the Delage Type AB, AD and AH carries no verified engine, output, weight or price yet. MotorJury does not fill gaps with guesses; this entry gives the model a home in the catalogue and grows as sourced specifications and photographs arrive. Corrections: corrections@motorjury.com.